applet_nongchang/dever/core.js

//公共方法，写的匆忙。暂时先扔这里吧。
var dever =
{
    //初始化
    init : function()
    {
        if (!this.config) {
          this.config = require('config.js').config;
          this.setting = {};
          this.log('init config', this.config);
        }
    }

    //设置title
    ,title : function(title)
    {
      wx.setNavigationBarTitle({
        title: title
      })
    }

    //获取模板里传过来的data
    ,getData : function(event)
    {
      return event.currentTarget.dataset;
    }

    //保存数据到存储器
    ,save : function(key, value)
    {
      wx.setStorageSync(key, value);
      this.log('save ' + key, value);
    }

    //读取保存数据到存储器
    ,getSave: function (key) {
      return wx.getStorageSync(key);
    }

    //保存登录信息
    ,saveLoginInfo: function(value){
      this.save('applet.bind', value);
    }

    //获取登录信息
    ,getLoginInfo: function(){
      return this.getSave('applet.bind');
    }

    //获取登录签名串儿
    ,getSignature: function(){
      return this.getLoginInfo() != null ? this.getLoginInfo().signature : '';
    }

    //设置服务器传过来的公共值
    ,setSetting : function(value)
    {
        this.setting = value;
        this.log('init server setting', this.setting);
        if (value.title) {
          this.title(value.title);
        } else if(value.name) {
          this.title(value.name);
        }
    }

    //设置模板变量
    ,set : function(self, key, value)
    {
      var data = {};
      data[key] = value;
      this.sets(self, data);
    }

    //设置模板变量
    ,setList: function (self, value) {
      this.set(self, 'list', value);
    }

    //设置模板变量
    ,sets: function (self, data) {
      this.log('data', data);
      self.setData(data);
    }

    //列表分页追加
    , appendList: function (self, value) {
      var list = self.data.list;
      for(var i=0; i<value.length; i++){
        list.push(value[i]); 
      }
      this.setList(self, list);
    }

    //设置模板变量
    , setView: function (self, value) {
      this.set(self, 'view', value);
    }

    //获取包
    ,package : function(name)
    {
        return require('package/' + name + '.js');
    }

    //html解析
    , html: function (bindName, data, target)
    {
        var wxParse = this.package('wxParse/wxParse');
        wxParse.wxParse(bindName, 'html', data, target, 0);
    }

    //获取请求
    ,request : function(url, param, callback, method)
    {
        if (!method) {
            method = 'get';
        }
        return this.package('network').request(this, url, param, callback, method);
    }

    //提示框
    ,alert : function(msg, title)
    {
        wx.showToast({
          title: msg,
          icon: 'none',
          duration: 3000
        });
    }

    //跳转
    ,location : function(url)
    {
        this.log('location', url);
        wx.navigateTo({
          url: '../../template/' + url,
        })
    }

    /**
     * 重定向页面
     */
    ,redirect: function(url){
      this.log('redirect', url);
      wx.redirectTo({
        url: '../../template/' + url,
      })
    }

    //回退 delta 返回的页面数，如果 delta 大于现有页面数，则返回到首页。
    ,goBack: function(delta){
      if(typeof delta != 'number') delta = 1;
      wx.navigateBack({
        delta: delta
      })
    }

    //log
    ,log : function(title, msg)
    {
      if (this.config.debug) {
        console.log('dever debug -- ' + title, msg);
      }
    }

    //开始下拉刷新
    ,startPullDown : function(self)
    {
      wx.showNavigationBarLoading();
      self.onLoad();
    }

    //停止下拉刷新
    ,stopPullDown: function () {
      wx.hideNavigationBarLoading();
      wx.stopPullDownRefresh();
    }

    //加载购物车
    ,carts: function(self, save, path)
    {
      this.package('carts').load(self, save, path);
    }

    //显示加载中...
    ,showLoading: function(){
      wx.showLoading({
        title: '加载中',
        mask: true
      })
    }
    
    //隐藏加载中...
    ,hideLoading: function(){
      wx.hideLoading();
    }

    //检查用户是否登录状态，暂支持微信登录
    ,isLogin: function(fun){
      wx.checkSession({
        success: function(res){
          fun(true);
        },
        fail: function(res){
          fun(false);
        }
      })    
    }
}
dever.init();
module.exports = {
    load: dever
}